12) power brake. The Columbia Encyclopedia, Sixth Edition. 2001
...power brake, see brake....

13) power, in mathematics. The Columbia Encyclopedia, Sixth Edition. 2001
...power, in mathematics, in mathematics: see exponent....

14) O'Connor, Thomas Power. The Columbia Encyclopedia, Sixth Edition. 2001
...Parliament he represented Galway (1880-85), then Liverpool until his death, achieving the longest record of unbroken parliamentary service in his era. O'Connor supported...

15) Whitman, Sarah Helen (Power). The Columbia Encyclopedia, Sixth Edition. 2001
...Sarah Helen (Power), 1803-78, American poet, b. Providence, R.I. In 1828 she married a Boston lawyer, John W. Whitman; after his death (1833) she returned to Providence...

16) Supreme Court, United States. The Columbia Encyclopedia, Sixth Edition. 2001
...Supreme Court, United States, highest court of the United States, established by Article 3 of the Constitution of the United States. 1 Scope and JurisdictionSection...

17) veto. The Columbia Encyclopedia, Sixth Edition. 2001
...Article I, Section 7 of the Constitution gives the president the power to veto any bill passed by Congress. The president's veto power is limited; it may not be used...

18) energy, sources of. The Columbia Encyclopedia, Sixth Edition. 2001
...The development of science and civilization is closely linked to the availability of energy in useful forms. Modern society consumes vast amounts of energy in all...

19) hydraulic machine. The Columbia Encyclopedia, Sixth Edition. 2001
...Hydraulic EnginesWater falling from one level to a lower one is used to drive machines like the water wheel and the turbine. The difference in height between the...

20) internal-combustion engine. The Columbia Encyclopedia, Sixth Edition. 2001
...Such engines are classified as reciprocating or rotary, spark ignition or compression ignition, and two-stroke or four-stroke; the most familiar combination, used...